Crypto has a long and exciting history. most do not complete technical description of Kahn of the matter is the automatic code he [140], a cryptogram from its first use, limited, about 4,000 years ago, in the 20th century, for the Egyptian people. Kahn's novel, published in 1967, examines the most important elements of the story (so far) to develop the theme. Researchers have always tried to break old encryptions (ciphers) and show technological...